Tonga may refer to the Kingdom of Tonga or the African Tonga ethnic groups:

• Kingdom of Tonga, Pacific Island nation whose people are known as Tongans and who speak the Tongan language
• the Tonga people of Zambia and Zimbabwe, an ethnic group mainly in southern Zambia and northern Zimbabwe, with some in Mozambique, who speak the Tonga language (Bantu group M)
• the Tonga people of Malawi, an ethnic group living on the shores of Lake Malawi who speak the Tonga language (Bantu group N)

Tonga may also refer to:

• one of several concepts of Polynesian mythology:
  • the southwest wind, the last wind to be reined in by Māui
  • the Tonga islands now home to the Kingdom of Tonga referred to above, settled by the ancestors of all Polynesians, the Lapita
  • the name of the first woman in Tonga
• persons with the surname Tonga:
  • Esi Tonga (1988–), Australian Rugby league player, brother of Willie Tonga
  • Willie Tonga (1983–), Australian Rugby league player, brother of Esi Tonga
• Tonga Island, New Zealand
• in São Tomé and Príncipe, child of a temporary immigrant
• in India, a horse carriage: see Tonga (carriage)
• village on Nanumanga (Tuvalu): see Tonga (Tuvalu)
• version of Intel's Pentium II microprocessor designed for laptops
• military codename (Operation Tonga) given to an airborne operation during the Battle of Normandy
• the Tonga language (Mon-Khmer) spoken in Thailand and Malaysia
• a village located in Shilluk areas of southern Sudan that housed a Catholic mission station

This disambiguation page lists articles associated with the same title. If an internal link led you here, you may wish to change the link to point directly to the intended article.